- RAYOVAC Extra, Size 675 Hearing Aid Batteries
Box of 60
- RAYOVAC®, the #1 Manufacturer of Hearing Aid Batteries, now brings you Clear Sound Technology. Raising the benchmark of product innovation and providing consistent, quality performance through the whole life of the battery. Sold in boxes of 60 batteries, the size 675 battery provides maximum power over the longest period available for a hearing aid.